Pith Number

pith:HZZSUF2U

pith:2021:HZZSUF2UNHLCF7ZZD22VDIK3UX

not attested not anchored not stored refs pending

A Metalearning Approach for Physics-Informed Neural Networks (PINNs): Application to Parameterized PDEs

Akil Narayan, Michael Penwarden, Robert M. Kirby, Shandian Zhe

arxiv:2110.13361 v2 · 2021-10-26 · physics.comp-ph · cs.LG

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZZSUF2UNHLCF7ZZD22VDIK3UX}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

S$^2$GPT-PINNs: Sparse and Small models for PDEs

Receipt and verification

First computed	2026-07-05T05:34:29.999869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e732a175469d622ff391eb551a15ba5ee960d9e6bc91d7a661889c6502d43a0

Aliases

arxiv: 2110.13361 · arxiv_version: 2110.13361v2 · doi: 10.48550/arxiv.2110.13361 · pith_short_12: HZZSUF2UNHLC · pith_short_16: HZZSUF2UNHLCF7ZZ · pith_short_8: HZZSUF2U

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HZZSUF2UNHLCF7ZZD22VDIK3UX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3e732a175469d622ff391eb551a15ba5ee960d9e6bc91d7a661889c6502d43a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ed262ccae9ddee214592119a2b40814c345ea2b6aa67010c6215f1135c3b3a8",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2021-10-26T02:29:10Z",
    "title_canon_sha256": "6fd0753828c6b31b1114572fde2d82c476ed3a5c3164cc131c46ac302cce4dd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.13361",
    "kind": "arxiv",
    "version": 2
  }
}